Search results

just a thought JohnDG, My pioneer amp is set to output bass below 80hz via subwoofer, surely setting the subs crossover at 90 will not make any difference ? I was told to turn it fully clockwise to 120hz so that the crossover on the sub wasnt used..and just rely on the amp to output the 80hz...

Thanks for all the replys guys...I shall try turning the crossover down from full to 90 as you sugested John. KeithBR, I can email you the chart if you like, its in an exel document and also adjusts the radio shack spl meter readings to 'true' levels. just post your email here and i'll...

Hi ned..heres a diagram of my room the sub is behind the left speaker and the driver is facing towards the listning area. Link Removed

I am always striving for the best most 'correct' sound from my equipment. I ran a few test tones from 22hz to 160khz using amp in dolby surround mode,sub crossover set at 80hz, frounts set to small. Below is the graph of my results Link Removed Can an expert comment about the graph and...

thanks wes..its a shame the manual cant explain like that... cheers

Im a little confused by the 'bass level peak' setting on my pioneer vsx-859rds amp. a test tones is output from the lfe channel , and using the volume up and down buttons you move the bass peak level from -80db to +12db. It says 'gradually increase the level of the lfe channel until the test...

Ok guys..thanks for your help so far..heres my last graph...!! firstly sub only Link Removed secondly sub with amp in pro-logic mode Link Removed I am still interested to here any comments and suggestions on these latest results... cheers

Ling, The second plot (blue) was in the bottom left corner behind the listening position. as for the room dimentions..The room is about 8 metres across from side wall to side wall. And about 10 meters from the window to back wall. The listening position is about 1.5 meters from back wall...

Hi greg..thanks for the reply..the settings are small and crossover on sub to top.. I am not sure which diagrams you are comparing..but the latest graph i have done is this one : Link Removed I wanted to find out if it would be better to move my sub to behind the listening position, shown...

If it has 'dobly' digital..maybe it was remastered by spinal tap ?!

Link Removed Another graph..this time sub and frounts..sub still in top left position.. Can anyone compare the above results with the blue line below..this was when sub was behind seating position.. I will get this right !! Cheers

Thanks for all the help guys... Ned, Theres not many places i can put the sub on the left wall.just after the frount left speaker is the fire place..then my tarantula ! And then back to where it was (briefly) before..behind seating position.. cheers

Link Removed Thanks for all your advice...Moved sub to top left of room behind frount left speaker, taken some more readings..this time sub only.. I value your opinions...Does this position look Better ? cheers

Hi there, thanks for the replys...The tests were with sub and frount speakers. The graph shows corrected values. The measurements were taken from the listning position. Im not too sure if it sounds any better..i am having to use a basic phono cable as i dont have a lead long enough (10m)...

OK guys..moved sub to bottom left of room behind seating area, port at rear of sub pointing into corner. I havnt altered the subs settings so it may be too loud as the sub is alot nearer to the listning position now. What do you think now ? any better ? How many db's should i lower the subs...

Link Removed Set crossover on sub to full..here is the results.. still seems to be a problem at 50hz ?? Do you think moving it to the top left corner as you sugested will get rid of this ? cheers

Thanks for the replys..i will try repositioning the sub later this week..

Link Removed OK, here is my room layout..the frount speakers are either side of the tv on stands, the subwoofer is behind the right speaker..but not obscured because of the stand.. cheers

Nope..cant get diagram to work.. i have 2 doors in my room, and my frount speakers are either side of the tv with sub just behind...

Above is a graph taken using my spl meter (adjusted values) . Using frount speakers and paradigm pdr-10 subwoofer, Using a pioneer amp ..crossover set to 80hz and subwoofer also set to handle bass from 80hz down..speakers set to small. any opinions on this chart would be most welcome..i am...

Thanks for the replys guys..i will see if i can get a bfd in the UK.. Yes the chart is plotted using corrected values, i shall try moving the sub today and will let you know how i get on.. cheers

Link Removed Any thoughts on this chart ? Measurements taken with my paradigm pdr-10 subwoofer only..no other speakers connected.. info on testing etc found at Link Removed also..am i right in thinking that when using the radio shack spl meter the subwoofer level is not correctly reported...